Home / 769,616.37-1,154,444.40-364,713.57

Finding the Fourth Proportional to 769,616.37, 1,154,444.40 and 364,713.57

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Solution

The fourth proportional to 769,616.37, 1,154,444.40 and 364,713.57 is: 547,079.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,616.37 : 1,154,444.40 = 364,713.57 : x
  2. Step 2: Convert to fraction form
    769,616.37/1,154,444.40 = 364,713.57/x
  3. Step 3: Cross multiply
    769,616.37x = 1,154,444.40 × 364,713.57
  4. Step 4: Simplify right side
    769,616.37x = 421,041,538,490.51
  5. Step 5: Solve for x
    x = 421,041,538,490.51/769,616.37
  6. Step 6: Final answer
    x = 547,079.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.